package com.example.administrator.fragmenttest_108zct.adapter;

import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.example.administrator.fragmenttest_108zct.R;
import com.example.administrator.fragmenttest_108zct.bean.ArticleBean;
import com.squareup.picasso.Picasso;

import java.util.List;

/**
 * Created by lenovo on 2017/4/12.
 */

public class Articleadapter extends RecyclerView.Adapter<Articleadapter.ViewHolder> {

    private Context context;
    private LayoutInflater layoutinflater;
    private  List<ArticleBean>list;//保存要显示的数据
    //构造方法传进上下文inflater
    public Articleadapter(Context context) {
        this.context=context;
        layoutinflater=LayoutInflater.from(this.context);
    }
//自定义 传进数据源
    public void setList(List<ArticleBean> list){
        this.list=list;

    }
    //自定义类
    public class ViewHolder extends RecyclerView.ViewHolder
    {
         ImageView imageView;
        TextView tvtitle,tvdescript,tvtime;
        Button button;
        public ViewHolder(View itemView) {
            super(itemView);
            imageView=(ImageView)itemView.findViewById(R.id.imageView);
            tvtitle=(TextView)itemView.findViewById(R.id.textView);
            tvdescript=(TextView)itemView.findViewById(R.id.textView2);
            tvtime=(TextView)itemView.findViewById(R.id.textView3);
            button=(Button)itemView.findViewById(R.id.button);

        }
    }
    //为了每个item生成对应的class
    @Override
    public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View v=LayoutInflater
                .from(parent.getContext())
                .inflate(R.layout.item,parent,false);


        return new ViewHolder(v);
    }

    @Override
    public void onBindViewHolder(ViewHolder holder, final int position) {
  ArticleBean articleBean=list.get(position);   //取出list的一条数据
        if(articleBean==null)
            return;
        //holder.imageView.setImageResource(articleBean.getImgid());
        holder.tvtitle.setText(articleBean.getName());
        holder.tvtime.setText(articleBean.getUpdata_time());
        holder.tvdescript.setText(articleBean.getDescription());
        //给条目中的按钮设置监听器
        Picasso.with(context)
                .load("http://amicool.neusoft.edu.cn/Uploads/"
                        +articleBean.getThumb())
                .placeholder(R.mipmap.ic_launcher)
                .into(holder.imageView);
        holder.button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                list.remove(position);
                notifyDataSetChanged();
            }
        });
        //条目整体的点击事件
        holder.itemView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                int id=list.get(position).getId();
                Toast.makeText(context, ""+id, Toast.LENGTH_SHORT).show();
            }
        });

    }
//确定共有多少条目
    @Override
    public int getItemCount() {

        if (list==null) return  0;
        else return list.size();
    }
}
